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-rw-r--r--packages/contracts/test/tutorials/arbitrage.ts3
1 files changed, 2 insertions, 1 deletions
diff --git a/packages/contracts/test/tutorials/arbitrage.ts b/packages/contracts/test/tutorials/arbitrage.ts
index ad83bbca3..2fbf850d0 100644
--- a/packages/contracts/test/tutorials/arbitrage.ts
+++ b/packages/contracts/test/tutorials/arbitrage.ts
@@ -1,5 +1,6 @@
import { ECSignature, SignedOrder, ZeroEx } from '0x.js';
import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { ExchangeContractErrs } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
import * as chai from 'chai';
@@ -14,7 +15,7 @@ import { constants } from '../../util/constants';
import { crypto } from '../../util/crypto';
import { ExchangeWrapper } from '../../util/exchange_wrapper';
import { OrderFactory } from '../../util/order_factory';
-import { BalancesByOwner, ContractName, ExchangeContractErrs } from '../../util/types';
+import { BalancesByOwner, ContractName } from '../../util/types';
import { chaiSetup } from '../utils/chai_setup';
import { deployer } from '../utils/deployer';
import { provider, web3Wrapper } from '../utils/web3_wrapper';